From 6e0753679482e9c5c33a2b3fc2d6c52485ae3ba6 Mon Sep 17 00:00:00 2001
From: Vecko <36369090+VeckoTheGecko@users.noreply.github.com>
Date: Wed, 30 Apr 2025 18:45:58 +0200
Subject: [PATCH] Remove global_statics and unused fixture

Global_statics was mainly used in versions of parcels with c compilation
---
 parcels/tools/__init__.py       |  1 -
 parcels/tools/global_statics.py | 42 ---------------------------------
 tests/test_kernel_execution.py  | 15 ------------
 3 files changed, 58 deletions(-)
 delete mode 100644 parcels/tools/global_statics.py

diff --git a/parcels/tools/__init__.py b/parcels/tools/__init__.py
index 5a735ed003..6909c6fb44 100644
--- a/parcels/tools/__init__.py
+++ b/parcels/tools/__init__.py
@@ -1,6 +1,5 @@
 from .converters import *
 from .exampledata_utils import *
-from .global_statics import *
 from .interpolation_utils import *
 from .loggers import *
 from .statuscodes import *
diff --git a/parcels/tools/global_statics.py b/parcels/tools/global_statics.py
deleted file mode 100644
index 317848786b..0000000000
--- a/parcels/tools/global_statics.py
+++ /dev/null
@@ -1,42 +0,0 @@
-import _ctypes
-import os
-import sys
-from pathlib import Path
-from tempfile import gettempdir
-from typing import Literal
-
-USER_ID: int | Literal["tmp"]
-try:
-    from os import getuid
-
-    USER_ID = getuid()
-except:
-    # Windows does not have getuid()
-    USER_ID = "tmp"
-
-
-__all__ = ["cleanup_remove_files", "cleanup_unload_lib", "get_cache_dir", "get_package_dir"]
-
-
-def cleanup_remove_files(lib_file, log_file):
-    if os.path.isfile(lib_file):
-        [os.remove(s) for s in [lib_file, log_file]]
-
-
-def cleanup_unload_lib(lib):
-    # Clean-up the in-memory dynamic linked libraries.
-    # This is not really necessary, as these programs are not that large, but with the new random
-    # naming scheme which is required on Windows OS'es to deal with updates to a Parcels' kernel.
-    if lib is not None:
-        _ctypes.FreeLibrary(lib._handle) if sys.platform == "win32" else _ctypes.dlclose(lib._handle)
-
-
-def get_package_dir():
-    fpath = Path(__file__)
-    return fpath.parent.parent
-
-
-def get_cache_dir():
-    directory = os.path.join(gettempdir(), f"parcels-{USER_ID}")
-    Path(directory).mkdir(exist_ok=True)
-    return directory
diff --git a/tests/test_kernel_execution.py b/tests/test_kernel_execution.py
index 8de32ed963..f3a8fd444f 100644
--- a/tests/test_kernel_execution.py
+++ b/tests/test_kernel_execution.py
@@ -1,9 +1,6 @@
-import uuid
-
 import numpy as np
 import pytest
 
-import parcels
 from parcels import (
     AdvectionRK4,
     FieldOutOfBoundError,
@@ -16,18 +13,6 @@
 from tests.utils import create_fieldset_unit_mesh
 
 
-@pytest.fixture()
-def parcels_cache(monkeypatch, tmp_path_factory):
-    """Dedicated folder parcels used to store cached Kernel C code/libraries and log files."""
-    tmp_path = tmp_path_factory.mktemp(f"c-code-{uuid.uuid4()}")
-
-    def fake_get_cache_dir():
-        return tmp_path
-
-    monkeypatch.setattr(parcels.kernel, "get_cache_dir", fake_get_cache_dir)
-    yield tmp_path
-
-
 @pytest.fixture
 def fieldset_unit_mesh():
     return create_fieldset_unit_mesh()